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/cvs/deliantra/server/server/spell_attack.C

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.24 by root, Tue Dec 26 08:55:00 2006 UTC vs.
Revision 1.76 by root, Sun Dec 28 08:09:49 2008 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3		3	*
		4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002-2003,2007 Mark Wedel & Crossfire Development Team
5	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
6		7	*
7	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
8	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
9	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
10	(at your option) any later version.	11	* (at your option) any later version.
11		12	*
12	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.	16	* GNU General Public License for more details.
16		17	*
17	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
18	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
20		21	* The authors can be reached via e-mail to <support@deliantra.net>
21	The authors can be reached via e-mail at <crossfire@schmorp.de>
22	*/	22	*/
23		23
24	/* This file contains all the spell attack code. Grouping this code	24	/* This file contains all the spell attack code. Grouping this code
25	* together should hopefully make it easier to find the relevent bits	25	* together should hopefully make it easier to find the relevent bits
26	* of code	26	* of code
27	*/	27	*/
…		…
36	/* this function checks to see if a spell pushes objects as well	36	/* this function checks to see if a spell pushes objects as well
37	* as flies over and damages them (only used for cones for now)	37	* as flies over and damages them (only used for cones for now)
38	* but moved here so it could be applied to bolts too	38	* but moved here so it could be applied to bolts too
39	* op is the spell object.	39	* op is the spell object.
40	*/	40	*/
41
42	void	41	void
43	check_spell_knockback (object *op)	42	check_spell_knockback (object *op)
44	{	43	{
45	object *tmp, *tmp2; /* object on the map */
46	int weight_move;	44	int weight_move;
47	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */	45	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */
48		46
49	if (!op->weight)	47	if (!op->weight)
50	{ /*shouldn't happen but if cone object has no weight drop out */	48	{ /*shouldn't happen but if cone object has no weight drop out */
…		…
55	{	53	{
56	weight_move = op->weight + (op->weight * op->level) / 3;	54	weight_move = op->weight + (op->weight * op->level) / 3;
57	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */	55	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */
58	}	56	}
59		57
60	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	58	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
61	{	59	{
62	int num_sections = 1;	60	int num_sections = 1;
63		61
64	/* don't move DM */	62	/* don't move DM */
65	if (QUERY_FLAG (tmp, FLAG_WIZ))	63	if (QUERY_FLAG (tmp, FLAG_WIZ))
…		…
72	/* don't move floors or immobile objects */	70	/* don't move floors or immobile objects */
73	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))	71	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
74	continue;	72	continue;
75		73
76	/* count the object's sections */	74	/* count the object's sections */
77	for (tmp2 = tmp; tmp2 != NULL; tmp2 = tmp2->more)	75	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
78	num_sections++;	76	num_sections++;
79		77
80	/* I'm not sure if it makes sense to divide by num_sections - bigger	78	/* I'm not sure if it makes sense to divide by num_sections - bigger
81	* objects should be harder to move, and we are moving the entire	79	* objects should be harder to move, and we are moving the entire
82	* object, not just the head, so the total weight should be relevant.	80	* object, not just the head, so the total weight should be relevant.
…		…
106	*	104	*
107	* BOLT CODE	105	* BOLT CODE
108	*	106	*
109	***************************************************************************/	107	***************************************************************************/
110		108
111	/* Causes op to fork. op is the original bolt, tmp	109	/* Causes op to fork. op is the original bolt, tmp
112	* is the first piece of the fork.	110	* is the first piece of the fork.
113	*/	111	*/
114
115	void	112	void
116	forklightning (object *op, object *tmp)	113	forklightning (object *op, object *tmp)
117	{	114	{
118	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */	115	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */
119	int t_dir; /* stores temporary dir calculation */	116	int t_dir; /* stores temporary dir calculation */
…		…
144		141
145	/* reduce chances of subsequent forking */	142	/* reduce chances of subsequent forking */
146	new_bolt->stats.Dex -= 10;	143	new_bolt->stats.Dex -= 10;
147	tmp->stats.Dex -= 10; /* less forks from main bolt too */	144	tmp->stats.Dex -= 10; /* less forks from main bolt too */
148	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	145	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
149	new_bolt->speed_left = -0.1;	146	new_bolt->speed_left = -0.1f;
150	new_bolt->direction = t_dir;	147	new_bolt->direction = t_dir;
151	new_bolt->duration++;	148	new_bolt->duration++;
152	new_bolt->x = sx;
153	new_bolt->y = sy;
154	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	149	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
155	new_bolt->stats.dam++;	150	new_bolt->stats.dam++;
156	tmp->stats.dam /= 2; /* reduce father bolt damage */	151	tmp->stats.dam /= 2; /* reduce father bolt damage */
157	tmp->stats.dam++;	152	tmp->stats.dam++;
158	new_bolt = insert_ob_in_map (new_bolt, m, op, 0);	153
		154	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
159	update_turn_face (new_bolt);	155	update_turn_face (new_bolt);
160	}	156	}
161		157
162	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	158	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
163	* and checks for various things that may stop it.	159	* and checks for various things that may stop it.
164	*/	160	*/
165
166	void	161	void
167	move_bolt (object *op)	162	move_bolt (object *op)
168	{	163	{
169	object *tmp;
170	int mflags;	164	int mflags;
171	sint16 x, y;	165	sint16 x, y;
172	maptile *m;	166	maptile *m;
173		167
174	if (--(op->duration) < 0)	168	if (--op->duration < 0)
175	{	169	{
176	op->destroy ();	170	op->drop_and_destroy ();
177	return;	171	return;
178	}	172	}
179		173
180	hit_map (op, 0, op->attacktype, 1);	174	hit_map (op, 0, op->attacktype, 1);
181		175
182	if (!op->direction)	176	if (!op->direction)
183	return;	177	return;
184		178
185	if (--op->range < 0)	179	if (--op->range < 0)
186	{
187	op->range = 0;	180	op->range = 0;
188	}
189	else	181	else
190	{	182	{
191	x = op->x + DIRX (op);	183	x = op->x + DIRX (op);
192	y = op->y + DIRY (op);	184	y = op->y + DIRY (op);
193	m = op->map;	185	m = op->map;
…		…
201	* on the space. So only call reflwall if we think the data it returns	193	* on the space. So only call reflwall if we think the data it returns
202	* will be useful.	194	* will be useful.
203	*/	195	*/
204	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))	196	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
205	{	197	{
206
207	if (!QUERY_FLAG (op, FLAG_REFLECTING))	198	if (!QUERY_FLAG (op, FLAG_REFLECTING))
208	return;	199	return;
209		200
210	/* Since walls don't run diagonal, if the bolt is in	201	/* Since walls don't run diagonal, if the bolt is in
211	* one of 4 main directions, it just reflects back in the	202	* one of 4 main directions, it just reflects back in the
…		…
241	else if (left)	232	else if (left)
242	op->direction = absdir (op->direction + 2);	233	op->direction = absdir (op->direction + 2);
243	else if (right)	234	else if (right)
244	op->direction = absdir (op->direction - 2);	235	op->direction = absdir (op->direction - 2);
245	}	236	}
		237
246	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */	238	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */
247	return;	239	return;
248	}	240	}
249	else	241	else
250	{ /* Create a copy of this object and put it ahead */	242	{ /* Create a copy of this object and put it ahead */
251	tmp = op->clone ();	243	object *tmp = op->clone ();
252		244
		245	m->insert (tmp, x, y, op);
253	tmp->speed_left = -0.1;	246	tmp->speed_left = -0.1f;
254	tmp->x += DIRX (tmp), tmp->y += DIRY (tmp);
255	tmp = insert_ob_in_map (tmp, op->map, op, 0);
256	/* To make up for the decrease at the top of the function */	247	/* To make up for the decrease at the top of the function */
257	tmp->duration++;	248	tmp->duration++;
258		249
259	/* New forking code. Possibly create forks of this object	250	/* New forking code. Possibly create forks of this object
260	* going off in other directions.	251	* going off in other directions.
261	*/	252	*/
262
263	if (rndm (0, 99) < tmp->stats.Dex)	253	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
264	{ /* stats.Dex % of forking */	254	forklightning (op, tmp); /* stats.Dex % of forking */
265	forklightning (op, tmp);	255
266	}
267	/* In this way, the object left behind sticks on the space, but	256	/* In this way, the object left behind sticks on the space, but
268	* doesn't create any bolts that continue to move onward.	257	* doesn't create any bolts that continue to move onward.
269	*/	258	*/
270	op->range = 0;	259	op->range = 0;
271	} /* copy object and move it along */	260	} /* copy object and move it along */
…		…
294	return 0;	283	return 0;
295		284
296	/* peterm: level dependency for bolts */	285	/* peterm: level dependency for bolts */
297	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	286	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
298	tmp->attacktype = spob->attacktype;	287	tmp->attacktype = spob->attacktype;
		288
299	if (spob->slaying)	289	if (spob->slaying)
300	tmp->slaying = spob->slaying;	290	tmp->slaying = spob->slaying;
		291
301	tmp->range = spob->range + SP_level_range_adjust (caster, spob);	292	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
302	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);	293	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
303	tmp->stats.Dex = spob->stats.Dex;	294	tmp->stats.Dex = spob->stats.Dex;
304	tmp->stats.Con = spob->stats.Con;	295	tmp->stats.Con = spob->stats.Con;
305		296
…		…
316		307
317	maptile *newmap;	308	maptile *newmap;
318	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);	309	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
319	if (mflags & P_OUT_OF_MAP)	310	if (mflags & P_OUT_OF_MAP)
320	{	311	{
321	tmp->destroy ();	312	tmp->drop_and_destroy ();
322	return 0;	313	return 0;
323	}	314	}
324		315
325	tmp->map = newmap;	316	tmp->map = newmap;
326		317
327	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	318	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
328	{	319	{
329	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	320	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
330	{	321	{
331	tmp->destroy ();	322	tmp->drop_and_destroy ();
332	return 0;	323	return 0;
333	}	324	}
334		325
335	tmp->x = op->x;	326	tmp->x = op->x;
336	tmp->y = op->y;	327	tmp->y = op->y;
337	tmp->direction = absdir (tmp->direction + 4);	328	tmp->direction = absdir (tmp->direction + 4);
338	tmp->map = op->map;	329	tmp->map = op->map;
339	}	330	}
340		331
341	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	332	if ((tmp = tmp->insert_at (tmp, op)))
342	move_bolt (tmp);	333	move_bolt (tmp);
343		334
344	return 1;	335	return 1;
345	}	336	}
346
347
348		337
349	/***************************************************************************	338	/***************************************************************************
350	*	339	*
351	* BULLET/BALL CODE	340	* BULLET/BALL CODE
352	*	341	*
353	***************************************************************************/	342	***************************************************************************/
354		343
355	/* expands an explosion. op is a piece of the	344	/* expands an explosion. op is a piece of the
356	* explosion - this expans it in the different directions.	345	* explosion - this expands it in the different directions.
357	* At least that is what I think this does.	346	* At least that is what I think this does.
358	*/	347	*/
359	void	348	void
360	explosion (object *op)	349	explosion (object *op)
361	{	350	{
362	object *tmp;
363	maptile *m = op->map;	351	maptile *m = op->map;
364	int i;	352	int i;
365		353
366	if (--(op->duration) < 0)	354	if (--op->duration < 0)
367	{	355	{
368	op->destroy ();	356	op->destroy ();
369	return;	357	return;
370	}	358	}
371		359
…		…
377	{	365	{
378	sint16 dx, dy;	366	sint16 dx, dy;
379		367
380	dx = op->x + freearr_x[i];	368	dx = op->x + freearr_x[i];
381	dy = op->y + freearr_y[i];	369	dy = op->y + freearr_y[i];
		370
382	/* ok_to_put_more already does things like checks for walls,	371	/* ok_to_put_more already does things like checks for walls,
383	* out of map, etc.	372	* out of map, etc.
384	*/	373	*/
385	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))	374	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
386	{	375	{
387	tmp = op->clone ();	376	object *tmp = op->clone ();
		377
388	tmp->state = 0;	378	tmp->state = 0;
389	tmp->speed_left = -0.21;	379	tmp->speed_left = -0.21f;
390	tmp->range--;	380	tmp->range--;
391	tmp->value = 0;	381	tmp->value = 0;
392	tmp->x = dx;	382
393	tmp->y = dy;	383	m->insert (tmp, dx, dy, op);
394	insert_ob_in_map (tmp, m, op, 0);
395	}	384	}
396	}	385	}
397	}	386	}
398	}	387	}
399
400		388
401	/* Causes an object to explode, eg, a firebullet,	389	/* Causes an object to explode, eg, a firebullet,
402	* poison cloud ball, etc. op is the object to	390	* poison cloud ball, etc. op is the object to
403	* explode.	391	* explode.
404	*/	392	*/
405	void	393	void
406	explode_bullet (object *op)	394	explode_bullet (object *op)
407	{	395	{
408	object *tmp, *owner;	396	object *tmp, *owner;
409		397
410	if (op->other_arch == NULL)	398	if (!op->other_arch)
411	{	399	{
412	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	400	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
413	op->destroy ();	401	op->destroy ();
414	return;	402	return;
415	}	403	}
416		404
417	if (op->env)	405	if (op->env)
418	{	406	{
419	object *env;	407	object *env = op->outer_env ();
420		408
421	env = object_get_env_recursive (op);
422	if (env->map == NULL || out_of_map (env->map, env->x, env->y))	409	if (!env->map || out_of_map (env->map, env->x, env->y))
423	{	410	{
424	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	411	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
425	op->destroy ();	412	op->destroy ();
426	return;	413	return;
427	}	414	}
428		415
429	op->remove ();	416	op->insert_at (env, op, INS_NO_MERGE | INS_NO_WALK_ON);
430	op->x = env->x;
431	op->y = env->y;
432	insert_ob_in_map (op, env->map, op, INS_NO_MERGE | INS_NO_WALK_ON);
433	}	417	}
434	else if (out_of_map (op->map, op->x, op->y))	418	else if (out_of_map (op->map, op->x, op->y))
435	{	419	{
436	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	420	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
437	op->destroy ();	421	op->destroy ();
…		…
448	}	432	}
449		433
450	if (op->attacktype)	434	if (op->attacktype)
451	{	435	{
452	hit_map (op, 0, op->attacktype, 1);	436	hit_map (op, 0, op->attacktype, 1);
		437
453	if (op->destroyed ())	438	if (op->destroyed ())
454	return;	439	return;
455	}	440	}
456		441
457	/* other_arch contains what this explodes into */	442	/* other_arch contains what this explodes into */
…		…
460	tmp->set_owner (op);	445	tmp->set_owner (op);
461	tmp->skill = op->skill;	446	tmp->skill = op->skill;
462		447
463	owner = op->owner;	448	owner = op->owner;
464		449
465	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner && !tailor_god_spell (tmp, owner))	450	if ((tmp->attacktype & AT_HOLYWORD
		451	|| tmp->attacktype & AT_GODPOWER)
		452	&& owner
		453	&& !tailor_god_spell (tmp, owner))
466	{	454	{
467	op->destroy ();	455	op->destroy ();
468	return;	456	return;
469	}	457	}
470
471	tmp->x = op->x;
472	tmp->y = op->y;
473		458
474	/* special for bombs - it actually has sane values for these */	459	/* special for bombs - it actually has sane values for these */
475	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)	460	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
476	{	461	{
477	tmp->attacktype = op->attacktype;	462	tmp->attacktype = op->attacktype;
…		…
481	}	466	}
482	else	467	else
483	{	468	{
484	if (op->attacktype & AT_MAGIC)	469	if (op->attacktype & AT_MAGIC)
485	tmp->attacktype |= AT_MAGIC;	470	tmp->attacktype |= AT_MAGIC;
		471
486	/* Spell doc describes what is going on here */	472	/* Spell doc describes what is going on here */
487	tmp->stats.dam = op->dam_modifier;	473	tmp->stats.dam = op->dam_modifier;
488	tmp->range = op->stats.maxhp;	474	tmp->range = op->stats.maxhp;
489	tmp->duration = op->stats.hp;	475	tmp->duration = op->stats.hp;
490	/* Used for spell tracking - just need a unique val for this spell -	476	/* Used for spell tracking - just need a unique val for this spell -
…		…
498	tmp->stats.sp = op->direction;	484	tmp->stats.sp = op->direction;
499		485
500	/* Prevent recursion */	486	/* Prevent recursion */
501	op->move_on = 0;	487	op->move_on = 0;
502		488
503	insert_ob_in_map (tmp, op->map, op, 0);	489	tmp->insert_at (op, op);
		490	tmp->play_sound (tmp->sound);
		491
504	/* remove the firebullet */	492	/* remove the firebullet */
505	if (!op->destroyed ())
506	{
507	op->destroy ();	493	op->destroy ();
508	}
509	}	494	}
510
511
512		495
513	/* checks to see what op should do, given the space it is on	496	/* checks to see what op should do, given the space it is on
514	* (eg, explode, damage player, etc)	497	* (eg, explode, damage player, etc)
515	*/	498	*/
516
517	void	499	void
518	check_bullet (object *op)	500	check_bullet (object *op)
519	{	501	{
520	object *tmp;	502	object *tmp;
521	int dam, mflags;	503	int dam, mflags;
…		…
536		518
537	/* If nothing alive on this space, no reason to do anything further */	519	/* If nothing alive on this space, no reason to do anything further */
538	if (!(mflags & P_IS_ALIVE))	520	if (!(mflags & P_IS_ALIVE))
539	return;	521	return;
540		522
541	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	523	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
542	{	524	{
543	if (QUERY_FLAG (tmp, FLAG_ALIVE))	525	if (QUERY_FLAG (tmp, FLAG_ALIVE))
544	{	526	{
545	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	527	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
		528
		529	// TODO: can't understand the following if's
546	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)	530	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)
547	{	531	{
548	if (!QUERY_FLAG (op, FLAG_REMOVED))	532	if (!QUERY_FLAG (op, FLAG_REMOVED))
549	{	533	{
550	op->destroy ();	534	op->destroy ();
…		…
610	op->destroy ();	594	op->destroy ();
611		595
612	return;	596	return;
613	}	597	}
614		598
615	op->remove ();	599	if (!(op = m->insert (op, new_x, new_y, op)))
616	op->x = new_x;
617	op->y = new_y;
618	if ((op = insert_ob_in_map (op, m, op, 0)) == NULL)
619	return;	600	return;
620		601
621	if (reflwall (op->map, op->x, op->y, op))	602	if (reflwall (op->map, op->x, op->y, op))
622	{	603	{
623	op->direction = absdir (op->direction + 4);	604	op->direction = absdir (op->direction + 4);
624	update_turn_face (op);	605	update_turn_face (op);
625	}	606	}
626	else	607	else
627	check_bullet (op);	608	check_bullet (op);
628	}	609	}
629
630
631
632		610
633	/* fire_bullet	611	/* fire_bullet
634	* object op (cast from caster) files a bolt in dir.	612	* object op (cast from caster) files a bolt in dir.
635	* spob is the spell object for the bolt.	613	* spob is the spell object for the bolt.
636	* we remove the magic flag - that can be derived from	614	* we remove the magic flag - that can be derived from
637	* spob->attacktype.	615	* spob->attacktype.
638	* This function sets up the appropriate owner and skill	616	* This function sets up the appropriate owner and skill
639	* pointers.	617	* pointers.
640	*/	618	*/
641
642	int	619	int
643	fire_bullet (object *op, object *caster, int dir, object *spob)	620	fire_bullet (object *op, object *caster, int dir, object *spob)
644	{	621	{
645	object *tmp = NULL;	622	object *tmp = NULL;
646	int mflags;	623	int mflags;
647		624
648	if (!spob->other_arch)	625	if (!spob->other_arch)
649	return 0;	626	return 0;
650		627
651	tmp = arch_to_object (spob->other_arch);	628	tmp = spob->other_arch->instance ();
652	if (tmp == NULL)	629	if (!tmp)
653	return 0;	630	return 0;
654		631
655	/* peterm: level dependency for bolts */	632	/* peterm: level dependency for bolts */
656	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	633	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
657	tmp->attacktype = spob->attacktype;	634	tmp->attacktype = spob->attacktype;
658	if (spob->slaying)	635	if (spob->slaying)
659	tmp->slaying = spob->slaying;	636	tmp->slaying = spob->slaying;
660		637
…		…
670	SET_ANIMATION (tmp, dir);	647	SET_ANIMATION (tmp, dir);
671		648
672	tmp->set_owner (op);	649	tmp->set_owner (op);
673	set_spell_skill (op, caster, spob, tmp);	650	set_spell_skill (op, caster, spob, tmp);
674		651
675	tmp->x = op->x + freearr_x[dir];	652	tmp->x = op->x + freearr_x[dir];
676	tmp->y = op->y + freearr_y[dir];	653	tmp->y = op->y + freearr_y[dir];
677	tmp->map = op->map;	654	tmp->map = op->map;
678		655
679	maptile *newmap;	656	maptile *newmap;
680	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);	657	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
681	if (mflags & P_OUT_OF_MAP)	658	if (mflags & P_OUT_OF_MAP)
…		…
698	tmp->y = op->y;	675	tmp->y = op->y;
699	tmp->direction = absdir (tmp->direction + 4);	676	tmp->direction = absdir (tmp->direction + 4);
700	tmp->map = op->map;	677	tmp->map = op->map;
701	}	678	}
702		679
703	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)))	680	if ((tmp = tmp->insert_at (tmp, op)))
704	check_bullet (tmp);	681	check_bullet (tmp);
705		682
706	return 1;	683	return 1;
707	}	684	}
708
709
710
711		685
712	/*****************************************************************************	686	/*****************************************************************************
713	*	687	*
714	* CONE RELATED FUNCTIONS	688	* CONE RELATED FUNCTIONS
715	*	689	*
716	*****************************************************************************/	690	*****************************************************************************/
717		691
718
719	/* drops an object based on what is in the cone's "other_arch" */	692	/* drops an object based on what is in the cone's "other_arch" */
720	void	693	void
721	cone_drop (object *op)	694	cone_drop (object *op)
722	{	695	{
723	object *new_ob = arch_to_object (op->other_arch);	696	object *new_ob = arch_to_object (op->other_arch);
724		697
725	new_ob->x = op->x;
726	new_ob->y = op->y;
727	new_ob->level = op->level;	698	new_ob->level = op->level;
728	new_ob->set_owner (op->owner);	699	new_ob->set_owner (op->owner);
729		700
730	/* preserve skill ownership */	701	/* preserve skill ownership */
731	if (op->skill && op->skill != new_ob->skill)	702	if (op->skill && op->skill != new_ob->skill)
732	{
733	new_ob->skill = op->skill;	703	new_ob->skill = op->skill;
734	}
735	insert_ob_in_map (new_ob, op->map, op, 0);
736		704
		705	new_ob->insert_at (op, op);
737	}	706	}
738		707
739	/* move_cone: causes cone object 'op' to move a space/hit creatures */	708	/* move_cone: causes cone object 'op' to move a space/hit creatures */
740		709
741	void	710	void
742	move_cone (object *op)	711	move_cone (object *op)
743	{	712	{
744	int i;
745
746	/* if no map then hit_map will crash so just ignore object */	713	/* if no map then hit_map will crash so just ignore object */
747	if (!op->map)	714	if (!op->map)
748	{	715	{
749	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");	716	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
750	op->set_speed (0);	717	op->set_speed (0);
…		…
770	}	737	}
771	#endif	738	#endif
772		739
773	hit_map (op, 0, op->attacktype, 0);	740	hit_map (op, 0, op->attacktype, 0);
774		741
		742	if (!op->is_on_map ())
		743	return;
		744
775	/* Check to see if we should push anything.	745	/* Check to see if we should push anything.
776	* Spell objects with weight push whatever they encounter to some	746	* Spell objects with weight push whatever they encounter to some
777	* degree.	747	* degree.
778	*/	748	*/
779	if (op->weight)	749	if (op->weight)
		750	{
780	check_spell_knockback (op);	751	check_spell_knockback (op);
781		752
782	if (op->destroyed ())	753	if (!op->is_on_map ())
783	return;	754	return;
		755	}
784		756
785	if ((op->duration--) < 0)	757	if (op->duration-- < 0)
786	{	758	{
787	op->destroy ();	759	op->destroy ();
788	return;	760	return;
789	}	761	}
790	/* Object has hit maximum range, so don't have it move	762	/* Object has hit maximum range, so don't have it move
…		…
795	{	767	{
796	op->range = 0; /* just so it doesn't wrap */	768	op->range = 0; /* just so it doesn't wrap */
797	return;	769	return;
798	}	770	}
799		771
800	for (i = -1; i < 2; i++)	772	for (int i = -1; i <= 1; i++)
801	{	773	{
802	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];	774	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
803		775
804	if (ok_to_put_more (op->map, x, y, op, op->attacktype))	776	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
805	{	777	{
806	object *tmp = op->clone ();	778	object *tmp = op->clone ();
807
808	tmp->x = x;
809	tmp->y = y;
810		779
811	tmp->duration = op->duration + 1;	780	tmp->duration = op->duration + 1;
812		781
813	/* Use for spell tracking - see ok_to_put_more() */	782	/* Use for spell tracking - see ok_to_put_more() */
814	tmp->stats.maxhp = op->stats.maxhp;	783	tmp->stats.maxhp = op->stats.maxhp;
815	insert_ob_in_map (tmp, op->map, op, 0);	784
		785	op->map->insert (tmp, x, y, op);
		786
816	if (tmp->other_arch)	787	if (tmp->other_arch)
817	cone_drop (tmp);	788	cone_drop (tmp);
818	}	789	}
819	}	790	}
820	}	791	}
…		…
853		824
854	/* Need to know what the movetype of the object we are about	825	/* Need to know what the movetype of the object we are about
855	* to create is, so we can know if the space we are about to	826	* to create is, so we can know if the space we are about to
856	* insert it into is blocked.	827	* insert it into is blocked.
857	*/	828	*/
858	movetype = spell->other_arch->clone.move_type;	829	movetype = spell->other_arch->move_type;
859		830
860	for (i = range_min; i <= range_max; i++)	831	for (i = range_min; i <= range_max; i++)
861	{	832	{
862	sint16 x, y, d;	833	sint16 x, y, d;
863		834
864	/* We can't use absdir here, because it never returns	835	/* We can't use absdir here, because it never returns
865	* 0. If this is a rune, we want to hit the person on top	836	* 0. If this is a rune, we want to hit the person on top
866	* of the trap (d==0). If it is not a rune, then we don't want	837	* of the trap (d==0). If it is not a rune, then we don't want
867	* to hit that person.	838	* to hit that person.
868	*/	839	*/
869	d = dir + i;	840	d = (dir + i) % 9;
870	while (d < 0)
871	d += 8;
872	while (d > 8)
873	d -= 8;
874		841
875	/* If it's not a rune, we don't want to blast the caster.	842	/* If it's not a rune, we don't want to blast the caster.
876	* In that case, we have to see - if dir is specified,	843	* In that case, we have to see - if dir is specified,
877	* turn this into direction 8. If dir is not specified (all	844	* turn this into direction 8. If dir is not specified (all
878	* direction) skip - otherwise, one line would do more damage	845	* direction) skip - otherwise, one line would do more damage
…		…
898		865
899	success = 1;	866	success = 1;
900	tmp = arch_to_object (spell->other_arch);	867	tmp = arch_to_object (spell->other_arch);
901	tmp->set_owner (op);	868	tmp->set_owner (op);
902	set_spell_skill (op, caster, spell, tmp);	869	set_spell_skill (op, caster, spell, tmp);
903	tmp->level = caster_level (caster, spell);	870	tmp->level = casting_level (caster, spell);
904	tmp->x = sx;
905	tmp->y = sy;
906	tmp->attacktype = spell->attacktype;	871	tmp->attacktype = spell->attacktype;
907		872
908	/* holy word stuff */	873	/* holy word stuff */
909	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))	874	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))
910	if (!tailor_god_spell (tmp, op))	875	if (!tailor_god_spell (tmp, op))
…		…
944	else	909	else
945	tmp->duration += caster->level / 3;	910	tmp->duration += caster->level / 3;
946	}	911	}
947		912
948	if (!(tmp->move_type & MOVE_FLY_LOW))	913	if (!(tmp->move_type & MOVE_FLY_LOW))
949	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->name);	914	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
950		915
951	if (!tmp->move_on && tmp->stats.dam)	916	if (!tmp->move_on && tmp->stats.dam)
952	{
953	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->name);	917	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
954	}
955		918
956	insert_ob_in_map (tmp, m, op, 0);	919	m->insert (tmp, sx, sy, op);
957		920
958	/* This is used for tracking spells so that one effect doesn't hit	921	/* This is used for tracking spells so that one effect doesn't hit
959	* a single space too many times.	922	* a single space too many times.
960	*/	923	*/
961	tmp->stats.maxhp = tmp->count;	924	tmp->stats.maxhp = tmp->count;
…		…
971	*	934	*
972	* BOMB related code	935	* BOMB related code
973	*	936	*
974	****************************************************************************/	937	****************************************************************************/
975		938
976
977	/* This handles an exploding bomb.	939	/* This handles an exploding bomb.
978	* op is the original bomb object.	940	* op is the original bomb object.
979	*/	941	*/
980	void	942	void
981	animate_bomb (object *op)	943	animate_bomb (object *op)
982	{	944	{
983	int i;
984	object *env, *tmp;
985	archetype *at;
986
987	if (op->state != NUM_ANIMATIONS (op) - 1)	945	if (op->state != NUM_ANIMATIONS (op) - 1)
988	return;	946	return;
989		947
990	env = object_get_env_recursive (op);	948	object *env = op->outer_env ();
991		949
992	if (op->env)	950	if (op->env)
993	{	951	{
994	if (env->map == NULL)	952	if (env->map == NULL)
995	return;	953	return;
996		954
997	if (env->type == PLAYER)	955	if (!(op = op->insert_at (env, op)))
998	esrv_del_item (env->contr, op->count);
999
1000	op->remove ();
1001	op->x = env->x;
1002	op->y = env->y;
1003	if ((op = insert_ob_in_map (op, env->map, op, 0)) == NULL)
1004	return;	956	return;
1005	}	957	}
1006		958
1007	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding	959	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
1008	// on a safe map. I don't like this special casing, but it seems to be neccessary	960	// on a safe map. I don't like this special casing, but it seems to be neccessary
…		…
1015		967
1016	/* This copies a lot of the code from the fire bullet,	968	/* This copies a lot of the code from the fire bullet,
1017	* but using the cast_bullet isn't really feasible,	969	* but using the cast_bullet isn't really feasible,
1018	* so just set up the appropriate values.	970	* so just set up the appropriate values.
1019	*/	971	*/
1020	at = archetype::find (SPLINT);	972	if (archetype *at = archetype::find (SPLINT))
1021	if (at)
1022	{	973	{
1023	for (i = 1; i < 9; i++)	974	for (int i = 1; i < 9; i++)
1024	{	975	{
1025	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	976	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
1026	continue;	977	continue;
		978
1027	tmp = arch_to_object (at);	979	object *tmp = arch_to_object (at);
1028	tmp->direction = i;	980	tmp->direction = i;
1029	tmp->range = op->range;	981	tmp->range = op->range;
1030	tmp->stats.dam = op->stats.dam;	982	tmp->stats.dam = op->stats.dam;
1031	tmp->duration = op->duration;	983	tmp->duration = op->duration;
1032	tmp->attacktype = op->attacktype;	984	tmp->attacktype = op->attacktype;
1033	tmp->set_owner (op);	985	tmp->set_owner (op);
1034	if (op->skill && op->skill != tmp->skill)	986	if (op->skill && op->skill != tmp->skill)
1035	{
1036	tmp->skill = op->skill;	987	tmp->skill = op->skill;
1037	}	988
1038	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	989	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
1039	SET_ANIMATION (tmp, i);	990	SET_ANIMATION (tmp, i);
1040	tmp->x = op->x + freearr_x[i];	991
1041	tmp->y = op->y + freearr_x[i];	992	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
1042	insert_ob_in_map (tmp, op->map, op, 0);
1043	move_bullet (tmp);	993	move_bullet (tmp);
1044	}	994	}
1045	}	995	}
1046		996
1047	explode_bullet (op);	997	explode_bullet (op);
1048	}	998	}
1049		999
1050	int	1000	int
1051	create_bomb (object *op, object *caster, int dir, object *spell)	1001	create_bomb (object *op, object *caster, int dir, object *spell)
1052	{	1002	{
1053
1054	object *tmp;	1003	object *tmp;
1055	int mflags;	1004	int mflags;
1056	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];	1005	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
1057	maptile *m;	1006	maptile *m;
1058		1007
1059	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);	1008	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
		1009
		1010	// when creating a bomb below ourself it should always work, even
		1011	// when movement is blocked (somehow we got here, somehow we are here,
		1012	// so we should also be able to make a bomb here). (originally added
		1013	// to fix create bomb traps in doors, which cast with dir=0).
		1014	if (dir)
		1015	{
1060	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))	1016	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
1061	{	1017	{
1062	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");	1018	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
1063	return 0;	1019	return 0;
		1020	}
1064	}	1021	}
		1022
1065	tmp = arch_to_object (spell->other_arch);	1023	tmp = arch_to_object (spell->other_arch);
1066		1024
1067	/* level dependencies for bomb */	1025	/* level dependencies for bomb */
1068	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	1026	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
1069	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1027	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1070	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	1028	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
1071	tmp->attacktype = spell->attacktype;	1029	tmp->attacktype = spell->attacktype;
1072		1030
1073	tmp->set_owner (op);	1031	tmp->set_owner (op);
1074	set_spell_skill (op, caster, spell, tmp);	1032	set_spell_skill (op, caster, spell, tmp);
1075	tmp->x = dx;	1033
1076	tmp->y = dy;	1034	m->insert (tmp, dx, dy, op);
1077	insert_ob_in_map (tmp, m, op, 0);
1078	return 1;	1035	return 1;
1079	}	1036	}
1080		1037
1081	/****************************************************************************	1038	/****************************************************************************
1082	*	1039	*
…		…
1091	* dir is the direction to look in.	1048	* dir is the direction to look in.
1092	* range is how far out to look.	1049	* range is how far out to look.
1093	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1050	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1094	* this info is used for blocked magic/unholy spaces.	1051	* this info is used for blocked magic/unholy spaces.
1095	*/	1052	*/
1096
1097	object *	1053	object *
1098	get_pointed_target (object *op, int dir, int range, int type)	1054	get_pointed_target (object *op, int dir, int range, int type)
1099	{	1055	{
1100	object *target;	1056	object *target;
1101	sint16 x, y;	1057	sint16 x, y;
…		…
1120	return NULL;	1076	return NULL;
1121	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)	1077	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
1122	return NULL;	1078	return NULL;
1123		1079
1124	if (mflags & P_IS_ALIVE)	1080	if (mflags & P_IS_ALIVE)
1125	{
1126	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)	1081	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
1127	{	1082	if (QUERY_FLAG (target, FLAG_MONSTER))
1128	if (QUERY_FLAG (target->head ? target->head : target, FLAG_MONSTER))
1129	{
1130	return target;	1083	return target;
1131	}
1132	}
1133	}
1134	}	1084	}
		1085
1135	return NULL;	1086	return NULL;
1136	}	1087	}
1137
1138		1088
1139	/* cast_smite_arch() - the priest points to a creature and causes	1089	/* cast_smite_arch() - the priest points to a creature and causes
1140	* a 'godly curse' to decend.	1090	* a 'godly curse' to decend.
1141	* usual params -	1091	* usual params -
1142	* op = player	1092	* op = player
1143	* caster = object casting the spell.	1093	* caster = object casting the spell.
1144	* dir = direction being cast	1094	* dir = direction being cast
1145	* spell = spell object	1095	* spell = spell object
1146	*/	1096	*/
1147
1148	int	1097	int
1149	cast_smite_spell (object *op, object *caster, int dir, object *spell)	1098	cast_smite_spell (object *op, object *caster, int dir, object *spell)
1150	{	1099	{
1151	object *effect, *target;	1100	object *effect, *target;
1152	object *god = find_god (determine_god (op));	1101	object *god = find_god (determine_god (op));
…		…
1176	effect = arch_to_object (spell->other_arch);	1125	effect = arch_to_object (spell->other_arch);
1177	else	1126	else
1178	return 0;	1127	return 0;
1179		1128
1180	/* tailor the effect by priest level and worshipped God */	1129	/* tailor the effect by priest level and worshipped God */
1181	effect->level = caster_level (caster, spell);	1130	effect->level = casting_level (caster, spell);
1182	effect->attacktype = spell->attacktype;	1131	effect->attacktype = spell->attacktype;
1183	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))	1132	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))
1184	{	1133	{
1185	if (tailor_god_spell (effect, op))	1134	if (tailor_god_spell (effect, op))
1186	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));	1135	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));
…		…
1225		1174
1226	effect->set_owner (op);	1175	effect->set_owner (op);
1227	set_spell_skill (op, caster, spell, effect);	1176	set_spell_skill (op, caster, spell, effect);
1228		1177
1229	/* ok, tell it where to be, and insert! */	1178	/* ok, tell it where to be, and insert! */
1230	effect->x = target->x;	1179	effect->insert_at (target, op);
1231	effect->y = target->y;
1232	insert_ob_in_map (effect, target->map, op, 0);
1233		1180
1234	return 1;	1181	return 1;
1235	}	1182	}
1236
1237		1183
1238	/****************************************************************************	1184	/****************************************************************************
1239	*	1185	*
1240	* MAGIC MISSILE code.	1186	* MAGIC MISSILE code.
1241	* note that the fire_bullet is used to fire the missile. The	1187	* note that the fire_bullet is used to fire the missile. The
…		…
1244		1190
1245	/* op is a missile that needs to be moved */	1191	/* op is a missile that needs to be moved */
1246	void	1192	void
1247	move_missile (object *op)	1193	move_missile (object *op)
1248	{	1194	{
1249	int i, mflags;
1250	object *owner;
1251	sint16 new_x, new_y;
1252	maptile *m;
1253
1254	if (op->range-- <= 0)	1195	if (op->range-- <= 0)
1255	{	1196	{
		1197	op->drop_and_destroy ();
		1198	return;
		1199	}
		1200
		1201	mapxy pos (op);
		1202	pos.move (op->direction);
		1203
		1204	if (!pos.normalise ())
		1205	{
1256	op->destroy ();	1206	op->destroy ();
1257	return;	1207	return;
1258	}	1208	}
1259		1209
1260	owner = op->owner;	1210	mapspace &ms = pos.ms ();
1261	#if 0
1262	/* It'd make things nastier if this wasn't here - spells cast by
1263	* monster that are then killed would continue to survive
1264	*/
1265	if (owner == NULL)
1266	{
1267	op->destroy ();
1268	return;
1269	}
1270	#endif
1271		1211
1272	new_x = op->x + DIRX (op);	1212	if (ms.flags () & P_IS_ALIVE || ms.blocks (op))
1273	new_y = op->y + DIRY (op);
1274
1275	mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y);
1276
1277	if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y))))
1278	{	1213	{
1279	hit_map (op, op->direction, AT_MAGIC, 1);	1214	hit_map (op, op->direction, AT_MAGIC, 1);
1280	/* Basically, missile only hits one thing then goes away.	1215	/* Basically, missile only hits one thing then goes away.
1281	* we need to remove it if someone hasn't already done so.	1216	* we need to remove it if someone hasn't already done so.
1282	*/	1217	*/
1283	if (!op->destroyed ())
1284	op->destroy ();
1285
1286	return;
1287	}
1288
1289	op->remove ();
1290
1291	if (!op->direction || (mflags & P_OUT_OF_MAP))
1292	{
1293	op->destroy ();	1218	op->destroy ();
1294	return;	1219	return;
1295	}	1220	}
1296		1221
1297	op->x = new_x;	1222	if (!op->direction)
1298	op->y = new_y;	1223	{
1299	op->map = m;	1224	op->destroy ();
		1225	return;
		1226	}
		1227
1300	i = spell_find_dir (op->map, op->x, op->y, op->owner);	1228	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1301	if (i > 0 && i != op->direction)	1229	if (i > 0 && i != op->direction)
1302	{	1230	{
1303	op->direction = i;	1231	op->direction = i;
1304	SET_ANIMATION (op, op->direction);	1232	SET_ANIMATION (op, op->direction);
1305	}	1233	}
1306		1234
1307	insert_ob_in_map (op, op->map, op, 0);	1235	pos.insert (op, op);
1308	}	1236	}
1309		1237
1310	/****************************************************************************	1238	/****************************************************************************
1311	* Destruction	1239	* Destruction
1312	****************************************************************************/	1240	****************************************************************************/
…		…
1315	* we do this by creating a force and inserting it in the	1243	* we do this by creating a force and inserting it in the
1316	* object. if time is 0, the object glows permanently. To truely	1244	* object. if time is 0, the object glows permanently. To truely
1317	* make this work for non-living objects, we would have to	1245	* make this work for non-living objects, we would have to
1318	* give them the capability to have an inventory. b.t.	1246	* give them the capability to have an inventory. b.t.
1319	*/	1247	*/
1320
1321	int	1248	int
1322	make_object_glow (object *op, int radius, int time)	1249	make_object_glow (object *op, int radius, int time)
1323	{	1250	{
1324	object *tmp;
1325
1326	/* some things are unaffected... */	1251	/* some things are unaffected... */
1327	if (op->path_denied & PATH_LIGHT)	1252	if (op->path_denied & PATH_LIGHT)
1328	return 0;	1253	return 0;
1329		1254
1330	tmp = get_archetype (FORCE_NAME);	1255	object *tmp = get_archetype (FORCE_NAME);
1331	tmp->speed = 0.01;	1256	tmp->speed = 0.01;
1332	tmp->stats.food = time;	1257	tmp->stats.food = time;
1333	SET_FLAG (tmp, FLAG_IS_USED_UP);	1258	SET_FLAG (tmp, FLAG_IS_USED_UP);
1334	tmp->glow_radius = radius;
1335	if (tmp->glow_radius > MAX_LIGHT_RADII)
1336	tmp->glow_radius = MAX_LIGHT_RADII;	1259	tmp->glow_radius = min (MAX_LIGHT_RADIUS, radius);
1337
1338	tmp->x = op->x;
1339	tmp->y = op->y;
1340	if (tmp->speed < MIN_ACTIVE_SPEED)
1341	tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1342	tmp = insert_ob_in_ob (tmp, op);	1260	tmp = insert_ob_in_ob (tmp, op);
		1261
1343	if (tmp->glow_radius > op->glow_radius)	1262	if (tmp->glow_radius > op->glow_radius)
1344	op->glow_radius = tmp->glow_radius;	1263	op->glow_radius = tmp->glow_radius;
1345		1264
1346	if (!tmp->env || op != tmp->env)
1347	{
1348	LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name);
1349	return 0;
1350	}
1351	return 1;	1265	return 1;
1352	}	1266	}
1353
1354
1355
1356		1267
1357	int	1268	int
1358	cast_destruction (object *op, object *caster, object *spell_ob)	1269	cast_destruction (object *op, object *caster, object *spell_ob)
1359	{	1270	{
1360	int i, j, range, mflags, friendly = 0, dam, dur;
1361	sint16 sx, sy;
1362	maptile *m;
1363	object *tmp;
1364	const char *skill;
1365
1366	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);	1271	int range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1367	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);	1272	int dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1368	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);	1273	int dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1369	if (QUERY_FLAG (op, FLAG_FRIENDLY) || op->type == PLAYER)	1274
1370	friendly = 1;	1275	bool friendly = op->flag [FLAG_FRIENDLY] || op->is_player ();
1371		1276
1372	/* destruction doesn't use another spell object, so we need	1277	/* destruction doesn't use another spell object, so we need
1373	* update op's skill pointer so that exp is properly awarded.	1278	* update op's skill pointer so that exp is properly awarded.
1374	* We do some shortcuts here - since this is just temporary
1375	* and we'll reset the values back, we don't need to go through
1376	* the full share string/free_string route.
1377	*/	1279	*/
1378	skill = op->skill;	1280	const shstr skill = op->skill;
		1281
1379	if (caster == op)	1282	if (caster == op)
1380	op->skill = spell_ob->skill;	1283	op->skill = spell_ob->skill;
1381	else if (caster->skill)	1284	else if (caster->skill)
1382	op->skill = caster->skill;	1285	op->skill = caster->skill;
1383	else	1286	else
1384	op->skill = NULL;	1287	op->skill = 0;
1385		1288
1386	change_skill (op, find_skill_by_name (op, op->skill), 1);	1289	op->change_skill (find_skill_by_name (op, op->skill));
1387		1290
1388	for (i = -range; i < range; i++)	1291	unordered_mapwalk (op, -range, -range, range, range)
1389	{	1292	{
1390	for (j = -range; j < range; j++)	1293	mapspace &ms = m->at (nx, ny);
1391	{	1294
1392	m = op->map;
1393	sx = op->x + i;
1394	sy = op->y + j;
1395	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1396	if (mflags & P_OUT_OF_MAP)
1397	continue;
1398	if (mflags & P_IS_ALIVE)	1295	if (ms.flags () & P_IS_ALIVE)
		1296	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
		1297	if (tmp->flag [FLAG_ALIVE] || tmp->is_player ())
1399	{	1298	{
1400	for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above)	1299	tmp = tmp->head_ ();
		1300
		1301	if ((friendly && !tmp->flag [FLAG_FRIENDLY] && !tmp->is_player ())
		1302	|| (!friendly && (tmp->flag [FLAG_FRIENDLY] || tmp->is_player ())))
1401	{	1303	{
1402	if (QUERY_FLAG (tmp, FLAG_ALIVE) || tmp->type == PLAYER)	1304	if (spell_ob->subtype == SP_DESTRUCTION)
1403	break;
1404	}
1405	if (tmp)
1406	{
1407	if (tmp->head)
1408	tmp = tmp->head;
1409
1410	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) ||
1411	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) || tmp->type == PLAYER)))
1412	{	1305	{
1413	if (spell_ob->subtype == SP_DESTRUCTION)
1414	{
1415	hit_player (tmp, dam, op, spell_ob->attacktype, 0);	1306	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
		1307
1416	if (spell_ob->other_arch)	1308	if (spell_ob->other_arch)
1417	{
1418	tmp = arch_to_object (spell_ob->other_arch);	1309	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1419	tmp->x = sx;
1420	tmp->y = sy;
1421	insert_ob_in_map (tmp, m, op, 0);
1422	}
1423	}	1310	}
1424	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist[ATNR_MAGIC] != 100)	1311	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist [ATNR_MAGIC] != 100)
1425	{	1312	{
1426	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)	1313	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1427	{
1428	object *effect = arch_to_object (spell_ob->other_arch);	1314	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1429
1430	effect->x = sx;
1431	effect->y = sy;
1432	insert_ob_in_map (effect, m, op, 0);
1433	}
1434	}
1435	}	1315	}
1436	}	1316	}
1437	}	1317	}
1438	}
1439	}	1318	}
		1319
1440	op->skill = skill;	1320	op->skill = skill;
1441	return 1;	1321	return 1;
1442	}	1322	}
1443		1323
1444	/***************************************************************************	1324	/***************************************************************************
…		…
1458	{	1338	{
1459	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");	1339	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
1460	return 0;	1340	return 0;
1461	}	1341	}
1462		1342
		1343	tmp = tmp->head_ ();
		1344
1463	/* If we've already got a force of this type, don't add a new one. */	1345	/* If we've already got a force of this type, don't add a new one. */
1464	for (force = tmp->inv; force != NULL; force = force->below)	1346	for (force = tmp->inv; force; force = force->below)
1465	{	1347	{
1466	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)	1348	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
1467	{	1349	{
1468	if (force->name == spell_ob->name)	1350	if (force->name == spell_ob->name)
1469	{	1351	{
…		…
1475	return 0;	1357	return 0;
1476	}	1358	}
1477	}	1359	}
1478	}	1360	}
1479		1361
1480	if (force == NULL)	1362	if (!force)
1481	{	1363	{
1482	force = get_archetype (FORCE_NAME);	1364	force = get_archetype (FORCE_NAME);
1483	force->subtype = FORCE_CHANGE_ABILITY;	1365	force->subtype = FORCE_CHANGE_ABILITY;
		1366
1484	if (spell_ob->race)	1367	if (spell_ob->race)
1485	force->name = spell_ob->race;	1368	force->name = spell_ob->race;
1486	else	1369	else
1487	force->name = spell_ob->name;	1370	force->name = spell_ob->name;
1488		1371
…		…
1498	{	1381	{
1499	force->duration = duration;	1382	force->duration = duration;
1500	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1383	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1501	}	1384	}
1502	else	1385	else
1503	{
1504	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1386	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1505	}	1387
1506	return 1;	1388	return 1;
1507	}	1389	}
		1390
1508	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;	1391	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1509	force->speed = 1.0;	1392	force->speed = 1.f;
1510	force->speed_left = -1.0;	1393	force->speed_left = -1.f;
1511	SET_FLAG (force, FLAG_APPLIED);	1394	SET_FLAG (force, FLAG_APPLIED);
1512		1395
1513	if (god)	1396	if (god)
1514	{	1397	{
1515	if (spell_ob->last_grace)	1398	if (spell_ob->last_grace)
…		…
1533	tmp->update_stats ();	1416	tmp->update_stats ();
1534	return 1;	1417	return 1;
1535		1418
1536	}	1419	}
1537		1420
1538
1539	/**********************************************************************	1421	/**********************************************************************
1540	* mood change	1422	* mood change
1541	* Arguably, this may or may not be an attack spell. But since it	1423	* Arguably, this may or may not be an attack spell. But since it
1542	* effects monsters, it seems best to put it into this file	1424	* effects monsters, it seems best to put it into this file
1543	***********************************************************************/	1425	***********************************************************************/
…		…
1547	*/	1429	*/
1548	int	1430	int
1549	mood_change (object *op, object *caster, object *spell)	1431	mood_change (object *op, object *caster, object *spell)
1550	{	1432	{
1551	object *tmp, *god, *head;	1433	object *tmp, *god, *head;
1552	int done_one, range, mflags, level, at, best_at;	1434	int done_one, range, level, at, best_at;
1553	sint16 x, y, nx, ny;
1554	maptile *m;
1555	const char *race;	1435	const char *race;
1556		1436
1557	/* We precompute some values here so that we don't have to keep	1437	/* We precompute some values here so that we don't have to keep
1558	* doing it over and over again.	1438	* doing it over and over again.
1559	*/	1439	*/
1560	god = find_god (determine_god (op));	1440	god = find_god (determine_god (op));
1561	level = caster_level (caster, spell);	1441	level = casting_level (caster, spell);
1562	range = spell->range + SP_level_range_adjust (caster, spell);	1442	range = spell->range + SP_level_range_adjust (caster, spell);
1563		1443
1564	/* On the bright side, no monster should ever have a race of GOD_...	1444	/* On the bright side, no monster should ever have a race of GOD_...
1565	* so even if the player doesn't worship a god, if race=GOD_.., it	1445	* so even if the player doesn't worship a god, if race=GOD_.., it
1566	* won't ever match anything.	1446	* won't ever match anything.
…		…
1572	else if (god && !strcmp (spell->race, "GOD_FRIEND"))	1452	else if (god && !strcmp (spell->race, "GOD_FRIEND"))
1573	race = god->race;	1453	race = god->race;
1574	else	1454	else
1575	race = spell->race;	1455	race = spell->race;
1576		1456
1577		1457	unordered_mapwalk (op, -range, -range, range, range)
1578	for (x = op->x - range; x <= op->x + range; x++)
1579	for (y = op->y - range; y <= op->y + range; y++)
1580	{	1458	{
		1459	mapspace &ms = m->at (nx, ny);
1581		1460
1582	done_one = 0;
1583	m = op->map;
1584	nx = x;
1585	ny = y;
1586	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1587	if (mflags & P_OUT_OF_MAP)
1588	continue;
1589
1590	/* If there is nothing living on this space, no need to go further */	1461	/* If there is nothing living on this space, no need to go further */
1591	if (!(mflags & P_IS_ALIVE))	1462	if (!ms.flags () & P_IS_ALIVE)
1592	continue;	1463	continue;
1593		1464
1594	for (tmp = GET_MAP_OB (m, nx, ny); tmp; tmp = tmp->above)	1465	// players can only affect spaces that they can actually see
1595	if (QUERY_FLAG (tmp, FLAG_MONSTER))	1466	if (caster
		1467	&& caster->contr
		1468	&& caster->contr->darkness_at (m, nx, ny) == LOS_BLOCKED)
		1469	continue;
		1470
		1471	for (tmp = ms.top; tmp; tmp = tmp->below)
		1472	if (tmp->flag [FLAG_MONSTER])
1596	break;	1473	break;
1597		1474
1598	/* There can be living objects that are not monsters */	1475	/* There can be living objects that are not monsters */
1599	if (!tmp || tmp->type == PLAYER)	1476	if (!tmp)
1600	continue;	1477	continue;
1601		1478
1602	/* Only the head has meaningful data, so resolve to that */	1479	/* Only the head has meaningful data, so resolve to that */
1603	if (tmp->head)
1604	head = tmp->head;	1480	head = tmp->head_ ();
1605	else
1606	head = tmp;
1607		1481
1608	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1482	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */
1609	if (race && head->race && !strstr (race, head->race))	1483	if (race && head->race && !strstr (race, head->race))
1610	continue;	1484	continue;
		1485
1611	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))	1486	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
1612	continue;	1487	continue;
1613		1488
1614	/* Now do a bunch of stuff related to saving throws */	1489	/* Now do a bunch of stuff related to saving throws */
1615	best_at = -1;	1490	best_at = -1;
1616	if (spell->attacktype)	1491	if (spell->attacktype)
1617	{	1492	{
1618	for (at = 0; at < NROFATTACKS; at++)	1493	for (at = 0; at < NROFATTACKS; at++)
1619	if (spell->attacktype & (1 << at))	1494	if (spell->attacktype & (1 << at))
1620	if (best_at == -1 || head->resist[at] > head->resist[best_at])	1495	if (best_at == -1 || head->resist[at] > head->resist[best_at])
1621	best_at = at;	1496	best_at = at;
1622		1497
1623	if (best_at == -1)	1498	if (best_at == -1)
1624	at = 0;	1499	at = 0;
1625	else	1500	else
1626	{	1501	{
1627	if (head->resist[best_at] == 100)	1502	if (head->resist[best_at] == 100)
1628	continue;	1503	continue;
1629	else	1504	else
1630	at = head->resist[best_at] / 5;	1505	at = head->resist[best_at] / 5;
1631	}	1506	}
		1507
1632	at -= level / 5;	1508	at -= level / 5;
1633	if (did_make_save (head, head->level, at))	1509	if (did_make_save (head, head->level, at))
1634	continue;	1510	continue;
1635	}	1511	}
1636	else /* spell->attacktype */	1512	else /* spell->attacktype */
		1513	{
1637	/*	1514	/*
1638	Spell has no attacktype (charm & such), so we'll have a specific saving:	1515	Spell has no attacktype (charm & such), so we'll have a specific saving:
1639	* if spell level < monster level, no go	1516	* if spell level < monster level, no go
1640	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )	1517	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1641		1518
…		…
1643		1520
1644	This is required to fix the 'charm monster' abuse, where a player level 1 can	1521	This is required to fix the 'charm monster' abuse, where a player level 1 can
1645	charm a level 125 monster...	1522	charm a level 125 monster...
1646		1523
1647	Ryo, august 14th	1524	Ryo, august 14th
1648	*/	1525	*/
1649	{
1650	if (head->level > level)	1526	if (head->level > level)
1651	continue;	1527	continue;
		1528
1652	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))	1529	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))
1653	/* Failed, no effect */	1530	/* Failed, no effect */
1654	continue;	1531	continue;
1655	}	1532	}
1656		1533
1657	/* Done with saving throw. Now start effecting the monster */	1534	/* Done with saving throw. Now start affecting the monster */
		1535	done_one = 0;
1658		1536
1659	/* aggravation */	1537	/* aggravation */
1660	if (QUERY_FLAG (spell, FLAG_MONSTER))	1538	if (QUERY_FLAG (spell, FLAG_MONSTER))
1661	{	1539	{
1662	CLEAR_FLAG (head, FLAG_SLEEP);	1540	CLEAR_FLAG (head, FLAG_SLEEP);
1663	if (QUERY_FLAG (head, FLAG_FRIENDLY))
1664	remove_friendly_object (head);	1541	remove_friendly_object (head);
1665
1666	done_one = 1;	1542	done_one = 1;
1667	head->enemy = op;	1543	head->enemy = op;
1668	}	1544	}
1669		1545
1670	/* calm monsters */	1546	/* calm monsters */
1671	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))	1547	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
1672	{	1548	{
1673	SET_FLAG (head, FLAG_UNAGGRESSIVE);	1549	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1674	head->enemy = NULL;	1550	head->enemy = NULL;
1675	done_one = 1;	1551	done_one = 1;
1676	}	1552	}
1677		1553
1678	/* berserk monsters */	1554	/* berserk monsters */
1679	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))	1555	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
1680	{	1556	{
1681	SET_FLAG (head, FLAG_BERSERK);	1557	SET_FLAG (head, FLAG_BERSERK);
1682	done_one = 1;	1558	done_one = 1;
1683	}	1559	}
		1560
1684	/* charm */	1561	/* charm */
1685	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))	1562	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1686	{	1563	{
1687	SET_FLAG (head, FLAG_FRIENDLY);	1564	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1565
1688	/* Prevent uncontolled outbreaks of self replicating monsters.	1566	/* Prevent uncontrolled outbreaks of self replicating monsters.
1689	Typical use case is charm, go somwhere, use aggravation to make hostile.	1567	Typical use case is charm, go somwhere, use aggravation to make hostile.
1690	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */	1568	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1691	CLEAR_FLAG (head, FLAG_GENERATOR);	1569	CLEAR_FLAG (head, FLAG_GENERATOR);
1692	head->set_owner (op);	1570	head->set_owner (op);
1693	set_spell_skill (op, caster, spell, head);	1571	set_spell_skill (op, caster, spell, head);
1694	add_friendly_object (head);	1572	add_friendly_object (head);
1695	head->attack_movement = PETMOVE;	1573	head->attack_movement = PETMOVE;
1696	done_one = 1;	1574	done_one = 1;
1697	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1575	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1698	head->stats.exp = 0;	1576	head->stats.exp = 0;
1699	}	1577	}
1700		1578
1701	/* If a monster was effected, put an effect in */	1579	/* If a monster was effected, put an effect in */
1702	if (done_one && spell->other_arch)	1580	if (done_one && spell->other_arch)
1703	{	1581	m->insert (arch_to_object (spell->other_arch), nx, ny, op);
1704	tmp = arch_to_object (spell->other_arch);	1582	}
1705	tmp->x = nx;
1706	tmp->y = ny;
1707	insert_ob_in_map (tmp, m, op, 0);
1708	}
1709	} /* for y */
1710		1583
1711	return 1;	1584	return 1;
1712	}	1585	}
1713
1714		1586
1715	/* Move_ball_spell: This handles ball type spells that just sort of wander	1587	/* Move_ball_spell: This handles ball type spells that just sort of wander
1716	* about. was called move_ball_lightning, but since more than the ball	1588	* about. was called move_ball_lightning, but since more than the ball
1717	* lightning spell used it, that seemed misnamed.	1589	* lightning spell used it, that seemed misnamed.
1718	* op is the spell effect.	1590	* op is the spell effect.
1719	* note that duration is handled by process_object() in time.c	1591	* note that duration is handled by process_object() in time.c
1720	*/	1592	*/
1721
1722	void	1593	void
1723	move_ball_spell (object *op)	1594	move_ball_spell (object *op)
1724	{	1595	{
1725	int i, j, dam_save, dir, mflags;	1596	int i, j, dam_save, dir, mflags;
1726	sint16 nx, ny, hx, hy;	1597	sint16 nx, ny, hx, hy;
…		…
1745	for (i = 1; i < 9; i++)	1616	for (i = 1; i < 9; i++)
1746	{	1617	{
1747	/* i bit 0: alters sign of offset	1618	/* i bit 0: alters sign of offset
1748	* other bits (i / 2): absolute value of offset	1619	* other bits (i / 2): absolute value of offset
1749	*/	1620	*/
1750
1751	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);	1621	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1752	int tmpdir = absdir (op->direction + offset);	1622	int tmpdir = absdir (op->direction + offset);
1753		1623
1754	nx = op->x + freearr_x[tmpdir];	1624	nx = op->x + freearr_x[tmpdir];
1755	ny = op->y + freearr_y[tmpdir];	1625	ny = op->y + freearr_y[tmpdir];
…		…
1757	{	1627	{
1758	dir = tmpdir;	1628	dir = tmpdir;
1759	break;	1629	break;
1760	}	1630	}
1761	}	1631	}
		1632
1762	if (dir == 0)	1633	if (dir == 0)
1763	{	1634	{
1764	nx = op->x;	1635	nx = op->x;
1765	ny = op->y;	1636	ny = op->y;
1766	m = op->map;	1637	m = op->map;
1767	}	1638	}
1768		1639
1769	op->remove ();	1640	m->insert (op, nx, ny, op);
1770	op->y = ny;
1771	op->x = nx;
1772	insert_ob_in_map (op, m, op, 0);
1773		1641
1774	dam_save = op->stats.dam; /* save the original dam: we do halfdam on	1642	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1775	surrounding squares */	1643	surrounding squares */
1776		1644
1777	/* loop over current square and neighbors to hit.	1645	/* loop over current square and neighbors to hit.
1778	* if this has an other_arch field, we insert that in	1646	* if this has an other_arch field, we insert that in
1779	* the surround spaces.	1647	* the surround spaces.
1780	*/	1648	*/
1781	for (j = 0; j < 9; j++)	1649	for (j = 0; j < 9; j++)
1782	{	1650	{
1783	object *new_ob;
1784
1785	hx = nx + freearr_x[j];	1651	hx = nx + freearr_x[j];
1786	hy = ny + freearr_y[j];	1652	hy = ny + freearr_y[j];
1787		1653
1788	m = op->map;	1654	m = op->map;
1789	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);	1655	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
…		…
1797		1663
1798	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))	1664	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))
1799	{	1665	{
1800	if (j)	1666	if (j)
1801	op->stats.dam = dam_save / 2;	1667	op->stats.dam = dam_save / 2;
		1668
1802	hit_map (op, j, op->attacktype, 1);	1669	hit_map (op, j, op->attacktype, 1);
1803
1804	}	1670	}
1805		1671
1806	/* insert the other arch */	1672	/* insert the other arch */
1807	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))	1673	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))
1808	{	1674	m->insert (arch_to_object (op->other_arch), hx, hy, op);
1809	new_ob = arch_to_object (op->other_arch);
1810	new_ob->x = hx;
1811	new_ob->y = hy;
1812	insert_ob_in_map (new_ob, m, op, 0);
1813	}
1814	}	1675	}
1815		1676
1816	/* restore to the center location and damage */	1677	/* restore to the center location and damage */
1817	op->stats.dam = dam_save;	1678	op->stats.dam = dam_save;
1818		1679
…		…
1821	if (i >= 0)	1682	if (i >= 0)
1822	{ /* we have a preferred direction! */	1683	{ /* we have a preferred direction! */
1823	/* pick another direction if the preferred dir is blocked. */	1684	/* pick another direction if the preferred dir is blocked. */
1824	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||	1685	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||
1825	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))	1686	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1826	{
1827	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */	1687	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1828	}	1688
1829	op->direction = i;	1689	op->direction = i;
1830	}	1690	}
1831	}	1691	}
1832		1692
1833
1834	/* move_swarm_spell: peterm	1693	/* move_swarm_spell: peterm
1835	* This is an implementation of the swarm spell. It was written for	1694	* This is an implementation of the swarm spell. It was written for
1836	* meteor swarm, but it could be used for any swarm. A swarm spell	1695	* meteor swarm, but it could be used for any swarm. A swarm spell
1837	* is a special type of object that casts swarms of other types	1696	* is a special type of object that casts swarms of other types
1838	* of spells. Which spell it casts is flexible. It fires the spells	1697	* of spells. Which spell it casts is flexible. It fires the spells
1839	* from a set of squares surrounding the caster, in a given direction.	1698	* from a set of squares surrounding the caster, in a given direction.
1840	*/	1699	*/
1841
1842	void	1700	void
1843	move_swarm_spell (object *op)	1701	move_swarm_spell (object *op)
1844	{	1702	{
1845	#if 0	1703	#if 0
1846	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };	1704	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1847	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };	1705	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1848	sint16 target_x, target_y, origin_x, origin_y;	1706	sint16 target_x, target_y, origin_x, origin_y;
1849	int adjustdir;	1707	int adjustdir;
1850	maptile *m;	1708	maptile *m;
1851	#endif	1709	#endif
1852	int basedir;
1853	object *owner;	1710	object *owner = op->env;
1854		1711
1855	owner = op->owner;	1712	if (!owner) // MUST not happen, remove when true TODO
1856	if (op->duration == 0 || owner == NULL)
1857	{	1713	{
		1714	LOG (llevError, "swarm spell found outside inventory: %s\n", op->debug_desc ());
1858	op->destroy ();	1715	op->destroy ();
1859	return;	1716	return;
1860	}	1717	}
1861		1718
		1719	if (!op->duration || !owner->is_on_map ())
		1720	{
		1721	op->drop_and_destroy ();
		1722	return;
		1723	}
		1724
1862	op->duration--;	1725	op->duration--;
1863		1726
1864	basedir = op->direction;	1727	int basedir = op->direction;
1865	if (basedir == 0)	1728	if (!basedir)
1866	{	1729	{
1867	/* spray in all directions! 8) */	1730	/* spray in all directions! 8) */
1868	basedir = rndm (1, 8);	1731	op->facing = (op->facing + op->state) & 7;
		1732	basedir = op->facing + 1;
1869	}	1733	}
1870		1734
1871	#if 0	1735	#if 0
1872	// this is bogus: it causes wrong places to be checked below	1736	// this is bogus: it causes wrong places to be checked below
1873	// (a wall 2 cells away will block the effect...) and	1737	// (a wall 2 cells away will block the effect...) and
1874	// doesn't work for SP_BULLET anyhow, so again tests the wrong	1738	// doesn't work for SP_BULLET anyhow, so again tests the wrong
1875	// space.	1739	// space.
1876	// should be fixed later, but correctness before featurs...	1740	// should be fixed later, but correctness before features...
1877	// (schmorp)	1741	// (schmorp)
1878		1742
1879	/* new offset calculation to make swarm element distribution	1743	/* new offset calculation to make swarm element distribution
1880	* more uniform	1744	* more uniform
1881	*/	1745	*/
…		…
1934	{	1798	{
1935	/* Bullet spells have a bunch more customization that needs to be done */	1799	/* Bullet spells have a bunch more customization that needs to be done */
1936	if (op->spell->subtype == SP_BULLET)	1800	if (op->spell->subtype == SP_BULLET)
1937	fire_bullet (owner, op, basedir, op->spell);	1801	fire_bullet (owner, op, basedir, op->spell);
1938	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1802	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1939	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1803	fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell);
1940	}	1804	}
1941	}	1805	}
1942
1943
1944
1945		1806
1946	/* fire_swarm:	1807	/* fire_swarm:
1947	* The following routine creates a swarm of objects. It actually	1808	* The following routine creates a swarm of objects. It actually
1948	* sets up a specific swarm object, which then fires off all	1809	* sets up a specific swarm object, which then fires off all
1949	* the parts of the swarm.	1810	* the parts of the swarm.
…		…
1952	* caster: the caster (owner, wand, rod, scroll)	1813	* caster: the caster (owner, wand, rod, scroll)
1953	* dir: the direction everything will be fired in	1814	* dir: the direction everything will be fired in
1954	* spell - the spell that is this spell.	1815	* spell - the spell that is this spell.
1955	* n: the number to be fired.	1816	* n: the number to be fired.
1956	*/	1817	*/
1957
1958	int	1818	int
1959	fire_swarm (object *op, object *caster, object *spell, int dir)	1819	fire_swarm (object *op, object *caster, object *spell, int dir)
1960	{	1820	{
1961	object *tmp;
1962	int i;
1963
1964	if (!spell->other_arch)	1821	if (!spell->other_arch)
1965	return 0;	1822	return 0;
1966		1823
1967	tmp = get_archetype (SWARM_SPELL);	1824	object *tmp = archetype::get (SWARM_SPELL);
1968	tmp->x = op->x;	1825
1969	tmp->y = op->y;
1970	tmp->set_owner (op); /* needed so that if swarm elements kill, caster gets xp. */
1971	set_spell_skill (op, caster, spell, tmp);	1826	set_spell_skill (op, caster, spell, tmp);
1972
1973	tmp->level = caster_level (caster, spell); /*needed later, to get level dep. right. */	1827	tmp->level = casting_level (caster, spell); /* needed later, to get level dep. right. */
1974	tmp->spell = arch_to_object (spell->other_arch);	1828	tmp->spell = spell->other_arch->instance ();
1975
1976	tmp->attacktype = tmp->spell->attacktype;	1829	tmp->attacktype = tmp->spell->attacktype;
1977		1830
1978	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)	1831	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
1979	{
1980	if (!tailor_god_spell (tmp, op))	1832	if (!tailor_god_spell (tmp, op))
1981	return 1;	1833	return 1;
1982	}	1834
1983	tmp->duration = SP_level_duration_adjust (caster, spell);	1835	tmp->duration = SP_level_duration_adjust (caster, spell);
1984	for (i = 0; i < spell->duration; i++)	1836	for (int i = 0; i < spell->duration; i++)
1985	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);	1837	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
1986		1838
		1839	tmp->invisible = 1;
		1840	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
1987	tmp->direction = dir;	1841	tmp->direction = dir;
1988	tmp->invisible = 1;	1842	tmp->facing = rndm (1, 8); // initial firing direction
1989	insert_ob_in_map (tmp, op->map, op, 0);	1843	tmp->state = rndm (4) * 2 + 1; // direction increment
		1844
		1845	op->insert (tmp);
		1846
1990	return 1;	1847	return 1;
1991	}	1848	}
1992
1993		1849
1994	/* See the spells documentation file for why this is its own	1850	/* See the spells documentation file for why this is its own
1995	* function.	1851	* function.
1996	*/	1852	*/
1997	int	1853	int
…		…
2002	int dam, mflags;	1858	int dam, mflags;
2003	maptile *m;	1859	maptile *m;
2004		1860
2005	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1861	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
2006		1862
2007	if (!dir)	1863	if (dir)
2008	{
2009	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
2010	return 0;
2011	}	1864	{
2012
2013	x = op->x + freearr_x[dir];	1865	x = op->x + freearr_x[dir];
2014	y = op->y + freearr_y[dir];	1866	y = op->y + freearr_y[dir];
2015	m = op->map;	1867	m = op->map;
2016		1868
2017	mflags = get_map_flags (m, &m, x, y, &x, &y);	1869	mflags = get_map_flags (m, &m, x, y, &x, &y);
2018		1870
2019	if (mflags & P_OUT_OF_MAP)	1871	if (mflags & P_OUT_OF_MAP)
2020	{	1872	{
2021	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");	1873	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
2022	return 0;	1874	return 0;
2023	}	1875	}
2024		1876
2025	if (mflags & P_IS_ALIVE && spell->attacktype)	1877	if (mflags & P_IS_ALIVE && spell->attacktype)
2026	{	1878	{
2027	for (target = GET_MAP_OB (m, x, y); target; target = target->above)	1879	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
2028	if (QUERY_FLAG (target, FLAG_MONSTER))	1880	if (QUERY_FLAG (target, FLAG_MONSTER))
2029	{	1881	{
2030	/* oky doky. got a target monster. Lets make a blinding attack */	1882	/* oky doky. got a target monster. Lets make a blinding attack */
2031	if (target->head)	1883	if (target->head)
2032	target = target->head;	1884	target = target->head;
		1885
2033	(void) hit_player (target, dam, op, spell->attacktype, 1);	1886	hit_player (target, dam, op, spell->attacktype, 1);
2034	return 1; /* one success only! */	1887	return 1; /* one success only! */
		1888	}
2035	}	1889	}
2036	}
2037		1890
2038	/* no live target, perhaps a wall is in the way? */	1891	/* no live target, perhaps a wall is in the way? */
2039	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))	1892	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
2040	{	1893	{
2041	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	1894	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
2042	return 0;	1895	return 0;
		1896	}
2043	}	1897	}
2044		1898
2045	/* ok, looks groovy to just insert a new light on the map */	1899	/* ok, looks groovy to just insert a new light on the map */
2046	tmp = arch_to_object (spell->other_arch);	1900	tmp = arch_to_object (spell->other_arch);
2047	if (!tmp)	1901	if (!tmp)
2048	{	1902	{
2049	LOG (llevError, "Error: spell arch for cast_light() missing.\n");	1903	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
2050	return 0;	1904	return 0;
2051	}	1905	}
		1906
2052	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);	1907	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
		1908
2053	if (tmp->glow_radius)	1909	if (tmp->glow_radius)
2054	{
2055	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);	1910	tmp->glow_radius = min (MAX_LIGHT_RADIUS, spell->range + SP_level_range_adjust (caster, spell));
2056	if (tmp->glow_radius > MAX_LIGHT_RADII)	1911
2057	tmp->glow_radius = MAX_LIGHT_RADII;	1912	if (dir)
2058	}	1913	m->insert (tmp, x, y, op);
2059	tmp->x = x;	1914	else
2060	tmp->y = y;	1915	caster->outer_env ()->insert (tmp);
2061	insert_ob_in_map (tmp, m, op, 0);	1916
2062	return 1;	1917	return 1;
2063	}	1918	}
2064
2065
2066
2067		1919
2068	/* cast_cause_disease: this spell looks along <dir> from the	1920	/* cast_cause_disease: this spell looks along <dir> from the
2069	* player and infects someone.	1921	* player and infects someone.
2070	* op is the player/monster, caster is the object, dir is the direction	1922	* op is the player/monster, caster is the object, dir is the direction
2071	* to cast, disease_arch is the specific disease, and type is the spell number	1923	* to cast, disease_arch is the specific disease, and type is the spell number
2072	* perhaps this should actually be in disease.c?	1924	* perhaps this should actually be in disease.c?
2073	*/	1925	*/
2074
2075	int	1926	int
2076	cast_cause_disease (object *op, object *caster, object *spell, int dir)	1927	cast_cause_disease (object *op, object *caster, object *spell, int dir)
2077	{	1928	{
2078	sint16 x, y;	1929	sint16 x, y;
2079	int i, mflags, range, dam_mod, dur_mod;	1930	int i, mflags, range, dam_mod, dur_mod;
…		…
2086	/* If casting from a scroll, no direction will be available, so refer to the	1937	/* If casting from a scroll, no direction will be available, so refer to the
2087	* direction the player is pointing.	1938	* direction the player is pointing.
2088	*/	1939	*/
2089	if (!dir)	1940	if (!dir)
2090	dir = op->facing;	1941	dir = op->facing;
		1942
2091	if (!dir)	1943	if (!dir)
2092	return 0; /* won't find anything if casting on ourself, so just return */	1944	return 0; /* won't find anything if casting on ourself, so just return */
2093		1945
2094	/* Calculate these once here */	1946	/* Calculate these once here */
2095	range = spell->range + SP_level_range_adjust (caster, spell);	1947	range = spell->range + SP_level_range_adjust (caster, spell);
…		…
2122	object *disease = arch_to_object (spell->other_arch);	1974	object *disease = arch_to_object (spell->other_arch);
2123		1975
2124	disease->set_owner (op);	1976	disease->set_owner (op);
2125	set_spell_skill (op, caster, spell, disease);	1977	set_spell_skill (op, caster, spell, disease);
2126	disease->stats.exp = 0;	1978	disease->stats.exp = 0;
2127	disease->level = caster_level (caster, spell);	1979	disease->level = casting_level (caster, spell);
2128		1980
2129	/* do level adjustments */	1981	/* do level adjustments */
2130	if (disease->stats.wc)	1982	if (disease->stats.wc)
2131	disease->stats.wc += dur_mod / 2;	1983	disease->stats.wc += dur_mod / 2;
2132		1984
2133	if (disease->magic > 0)	1985	if (disease->magic > 0)
2134	disease->magic += dur_mod / 4;	1986	disease->magic += dur_mod / 8;
2135		1987
2136	if (disease->stats.maxhp > 0)	1988	if (disease->stats.maxhp > 0)
2137	disease->stats.maxhp += dur_mod;	1989	disease->stats.maxhp += dur_mod;
2138		1990
2139	if (disease->stats.maxgrace > 0)	1991	if (disease->stats.maxgrace > 0)
…		…
2174	if (disease->stats.sp)	2026	if (disease->stats.sp)
2175	disease->stats.sp -= dam_mod;	2027	disease->stats.sp -= dam_mod;
2176		2028
2177	if (infect_object (walk, disease, 1))	2029	if (infect_object (walk, disease, 1))
2178	{	2030	{
2179	object *flash; /* visual effect for inflicting disease */
2180
2181	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);	2031	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);
2182		2032
2183	disease->destroy (); /* don't need this one anymore */	2033	disease->destroy (); /* don't need this one anymore */
2184	flash = get_archetype (ARCH_DETECT_MAGIC);	2034	walk->map->insert (get_archetype ("detect_magic"), x, y, op);
2185	flash->x = x;
2186	flash->y = y;
2187	flash->map = walk->map;
2188	insert_ob_in_map (flash, walk->map, op, 0);
2189	return 1;	2035	return 1;
2190	}	2036	}
2191		2037
2192	disease->destroy ();	2038	disease->destroy ();
2193	}	2039	}
2194	} /* if living creature */	2040	} /* if living creature */
2195	} /* for range of spaces */	2041	} /* for range of spaces */
		2042
2196	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");	2043	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
2197	return 1;	2044	return 1;
2198	}	2045	}

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